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Items: 1 to 50 of 187


Surgeon peer network characteristics and adoption of new imaging techniques in breast cancer: A study of perioperative MRI.

Tannenbaum SS, Soulos PR, Herrin J, Pollack CE, Xu X, Christakis NA, Forman HP, Yu JB, Killelea BK, Wang SY, Gross CP.

Cancer Med. 2018 Dec;7(12):5901-5909. doi: 10.1002/cam4.1821. Epub 2018 Nov 15.


Social network correlates of IPV acceptance in rural Honduras and rural Uganda.

Shakya HB, Perkins JM, Traeger M, Tsai AC, Bangsberg DR, Kakuhikire B, Christakis NA.

SSM Popul Health. 2018 Feb 6;4:236-243. doi: 10.1016/j.ssmph.2018.02.001. eCollection 2018 Apr.


The "average" treatment effect: A construct ripe for retirement. A commentary on Deaton and Cartwright.

Subramanian SV, Kim R, Christakis NA.

Soc Sci Med. 2018 Aug;210:77-82. doi: 10.1016/j.socscimed.2018.04.027. Epub 2018 Apr 19. No abstract available.


Exposure, hazard, and survival analysis of diffusion on social networks.

Wu J, Crawford FW, Kim DA, Stafford D, Christakis NA.

Stat Med. 2018 Jul 30;37(17):2561-2585. doi: 10.1002/sim.7658. Epub 2018 Apr 29.


Patient-Sharing Networks of Physicians and Health Care Utilization and Spending Among Medicare Beneficiaries.

Landon BE, Keating NL, Onnela JP, Zaslavsky AM, Christakis NA, O'Malley AJ.

JAMA Intern Med. 2018 Jan 1;178(1):66-73. doi: 10.1001/jamainternmed.2017.5034.


Food insecurity, social networks and symptoms of depression among men and women in rural Uganda: a cross-sectional, population-based study.

Perkins JM, Nyakato VN, Kakuhikire B, Tsai AC, Subramanian SV, Bangsberg DR, Christakis NA.

Public Health Nutr. 2018 Apr;21(5):838-848. doi: 10.1017/S1368980017002154. Epub 2017 Oct 9.


An exploratory comparison of name generator content: Data from rural India.

Shakya HB, Christakis NA, Fowler JH.

Soc Networks. 2017 Jan;48:157-168. doi: 10.1016/j.socnet.2016.08.008. Epub 2016 Sep 20.


Influence of a patient transfer network of US inpatient facilities on the incidence of nosocomial infections.

Fernández-Gracia J, Onnela JP, Barnett ML, Eguíluz VM, Christakis NA.

Sci Rep. 2017 Jun 7;7(1):2930. doi: 10.1038/s41598-017-02245-7.


Locally noisy autonomous agents improve global human coordination in network experiments.

Shirado H, Christakis NA.

Nature. 2017 May 17;545(7654):370-374. doi: 10.1038/nature22332.


The Impact of Social Contagion on Physician Adoption of Advanced Imaging Tests in Breast Cancer.

Pollack CE, Soulos PR, Herrin J, Xu X, Christakis NA, Forman HP, Yu JB, Killelea BK, Wang SY, Gross CP.

J Natl Cancer Inst. 2017 Aug 1;109(8). doi: 10.1093/jnci/djw330.


Exploiting social influence to magnify population-level behaviour change in maternal and child health: study protocol for a randomised controlled trial of network targeting algorithms in rural Honduras.

Shakya HB, Stafford D, Hughes DA, Keegan T, Negron R, Broome J, McKnight M, Nicoll L, Nelson J, Iriarte E, Ordonez M, Airoldi E, Fowler JH, Christakis NA.

BMJ Open. 2017 Mar 13;7(3):e012996. doi: 10.1136/bmjopen-2016-012996.


Dueling biological and social contagions.

Fu F, Christakis NA, Fowler JH.

Sci Rep. 2017 Mar 2;7:43634. doi: 10.1038/srep43634.


Actual Versus Perceived HIV Testing Norms, and Personal HIV Testing Uptake: A Cross-Sectional, Population-Based Study in Rural Uganda.

Perkins JM, Nyakato VN, Kakuhikire B, Mbabazi PK, Perkins HW, Tsai AC, Subramanian SV, Christakis NA, Bangsberg DR.

AIDS Behav. 2018 Feb;22(2):616-628. doi: 10.1007/s10461-017-1691-z.


Cooperation, decision time, and culture: Online experiments with American and Indian participants.

Nishi A, Christakis NA, Rand DG.

PLoS One. 2017 Feb 23;12(2):e0171252. doi: 10.1371/journal.pone.0171252. eCollection 2017.


Association of Facebook Use With Compromised Well-Being: A Longitudinal Study.

Shakya HB, Christakis NA.

Am J Epidemiol. 2017 Feb 1;185(3):203-211. doi: 10.1093/aje/kww189.


Online social integration is associated with reduced mortality risk.

Hobbs WR, Burke M, Christakis NA, Fowler JH.

Proc Natl Acad Sci U S A. 2016 Nov 15;113(46):12980-12984. Epub 2016 Oct 31.


Formation of raiding parties for intergroup violence is mediated by social network structure.

Glowacki L, Isakov A, Wrangham RW, McDermott R, Fowler JH, Christakis NA.

Proc Natl Acad Sci U S A. 2016 Oct 25;113(43):12114-12119. Epub 2016 Oct 10.


Social science: Female genital cutting under the spotlight.

Christakis NA.

Nature. 2016 Oct 27;538(7626):465-466. doi: 10.1038/nature19482. Epub 2016 Oct 12. No abstract available.


Social connectedness is associated with fibrinogen level in a human social network.

Kim DA, Benjamin EJ, Fowler JH, Christakis NA.

Proc Biol Sci. 2016 Aug 31;283(1837). pii: 20160958. doi: 10.1098/rspb.2016.0958.


Social Environment Shapes the Speed of Cooperation.

Nishi A, Christakis NA, Evans AM, O'Malley AJ, Rand DG.

Sci Rep. 2016 Jul 20;6:29622. doi: 10.1038/srep29622.


Desire for weight loss, weight-related social contact, and body mass outcomes.

Andersson MA, Christakis NA.

Obesity (Silver Spring). 2016 Jul;24(7):1434-7. doi: 10.1002/oby.21512. Epub 2016 May 26.


Intimate partner violence norms cluster within households: an observational social network study in rural Honduras.

Shakya HB, Hughes DA, Stafford D, Christakis NA, Fowler JH, Silverman JG.

BMC Public Health. 2016 Mar 8;16:233. doi: 10.1186/s12889-016-2893-4.


Polio vaccine hesitancy in the networks and neighborhoods of Malegaon, India.

Onnela JP, Landon BE, Kahn AL, Ahmed D, Verma H, O'Malley AJ, Bahl S, Sutter RW, Christakis NA.

Soc Sci Med. 2016 Mar;153:99-106. doi: 10.1016/j.socscimed.2016.01.024. Epub 2016 Feb 4.


Modeling the Role of Networks and Individual Differences in Inter-Group Violence.

Isakov A, Holcomb A, Glowacki L, Christakis NA.

PLoS One. 2016 Feb 1;11(2):e0148314. doi: 10.1371/journal.pone.0148314. eCollection 2016.


Human behavior under economic inequality shapes inequality.

Nishi A, Christakis NA.

Proc Natl Acad Sci U S A. 2015 Dec 29;112(52):15781-2. doi: 10.1073/pnas.1522090112. Epub 2015 Dec 16. No abstract available.


Self-comparisons as motivators for healthy behavior.

Shakya HB, Christakis NA, Fowler JH.

Obesity (Silver Spring). 2015 Dec;23(12):2477-84. doi: 10.1002/oby.21201. Epub 2015 Oct 14.


Inequality and visibility of wealth in experimental social networks.

Nishi A, Shirado H, Rand DG, Christakis NA.

Nature. 2015 Oct 15;526(7573):426-9. doi: 10.1038/nature15392. Epub 2015 Sep 9.


Social network targeting to maximise population behaviour change: a cluster randomised controlled trial.

Kim DA, Hwong AR, Stafford D, Hughes DA, O'Malley AJ, Fowler JH, Christakis NA.

Lancet. 2015 Jul 11;386(9989):145-53. doi: 10.1016/S0140-6736(15)60095-2. Epub 2015 May 4.


Cohort of birth modifies the association between FTO genotype and BMI.

Rosenquist JN, Lehrer SF, O'Malley AJ, Zaslavsky AM, Smoller JW, Christakis NA.

Proc Natl Acad Sci U S A. 2015 Jan 13;112(2):354-9. doi: 10.1073/pnas.1411893111. Epub 2014 Dec 29.


Social networks and health: a systematic review of sociocentric network studies in low- and middle-income countries.

Perkins JM, Subramanian SV, Christakis NA.

Soc Sci Med. 2015 Jan;125:60-78. doi: 10.1016/j.socscimed.2014.08.019. Epub 2014 Aug 19. Review.


Static network structure can stabilize human cooperation.

Rand DG, Nowak MA, Fowler JH, Christakis NA.

Proc Natl Acad Sci U S A. 2014 Dec 2;111(48):17093-8. doi: 10.1073/pnas.1400406111. Epub 2014 Nov 17.


Friendship and natural selection.

Christakis NA, Fowler JH.

Proc Natl Acad Sci U S A. 2014 Jul 22;111 Suppl 3:10796-801. doi: 10.1073/pnas.1400825111. Epub 2014 Jul 14.


Effects of proximate foreclosed properties on individuals' systolic blood pressure in Massachusetts, 1987 to 2008.

Arcaya M, Glymour MM, Chakrabarti P, Christakis NA, Kawachi I, Subramanian SV.

Circulation. 2014 Jun 3;129(22):2262-8. doi: 10.1161/CIRCULATIONAHA.113.006205. Epub 2014 May 12.


Estimating peer effects in longitudinal dyadic data using instrumental variables.

O'Malley AJ, Elwert F, Rosenquist JN, Zaslavsky AM, Christakis NA.

Biometrics. 2014 Sep;70(3):506-15. doi: 10.1111/biom.12172. Epub 2014 Apr 29.


Individual and spousal unemployment as predictors of smoking and drinking behavior.

Arcaya M, Glymour MM, Christakis NA, Kawachi I, Subramanian SV.

Soc Sci Med. 2014 Jun;110:89-95. doi: 10.1016/j.socscimed.2014.03.034. Epub 2014 Mar 31.


Social network predictors of latrine ownership.

Shakya HB, Christakis NA, Fowler JH.

Soc Sci Med. 2015 Jan;125:129-38. doi: 10.1016/j.socscimed.2014.03.009. Epub 2014 Mar 12.


Using friends as sensors to detect global-scale contagious outbreaks.

Garcia-Herranz M, Moro E, Cebrian M, Christakis NA, Fowler JH.

PLoS One. 2014 Apr 9;9(4):e92413. doi: 10.1371/journal.pone.0092413. eCollection 2014.


Association between social network communities and health behavior: an observational sociocentric network study of latrine ownership in rural India.

Shakya HB, Christakis NA, Fowler JH.

Am J Public Health. 2014 May;104(5):930-7. doi: 10.2105/AJPH.2013.301811. Epub 2014 Mar 13.


Detecting emotional contagion in massive social networks.

Coviello L, Sohn Y, Kramer AD, Marlow C, Franceschetti M, Christakis NA, Fowler JH.

PLoS One. 2014 Mar 12;9(3):e90315. doi: 10.1371/journal.pone.0090315. eCollection 2014.


Genes, Economics, and Happiness.

De Neve JE, Christakis NA, Fowler JH, Frey BS.

J Neurosci Psychol Econ. 2012 Nov;5(4). doi: 10.1037/a0030292.


Quality versus quantity of social ties in experimental cooperative networks.

Shirado H, Fu F, Fowler JH, Christakis NA.

Nat Commun. 2013;4:2814. doi: 10.1038/ncomms3814.


Effects of proximate foreclosed properties on individuals' weight gain in Massachusetts, 1987-2008.

Arcaya M, Glymour MM, Chakrabarti P, Christakis NA, Kawachi I, Subramanian SV.

Am J Public Health. 2013 Sep;103(9):e50-6. doi: 10.2105/AJPH.2013.301460. Epub 2013 Jul 18.


Same-sex sexual attraction does not spread in adolescent social networks.

Brakefield TA, Mednick SC, Wilson HW, De Neve JE, Christakis NA, Fowler JH.

Arch Sex Behav. 2014 Feb;43(2):335-44. doi: 10.1007/s10508-013-0142-9. Epub 2013 Jul 11.


Contagion of Cooperation in Static and Fluid Social Networks.

Jordan JJ, Rand DG, Arbesman S, Fowler JH, Christakis NA.

PLoS One. 2013 Jun 19;8(6):e66199. doi: 10.1371/journal.pone.0066199. Print 2013.


Using administrative data to identify naturally occurring networks of physicians.

Landon BE, Onnela JP, Keating NL, Barnett ML, Paul S, O'Malley AJ, Keegan T, Christakis NA.

Med Care. 2013 Aug;51(8):715-21. doi: 10.1097/MLR.0b013e3182977991.


Population trends and variation in body mass index from 1971 to 2008 in the Framingham Heart Study Offspring Cohort.

Block JP, Subramanian SV, Christakis NA, O'Malley AJ.

PLoS One. 2013 May 10;8(5):e63217. doi: 10.1371/journal.pone.0063217. Print 2013.


The Promises and Pitfalls of Genoeconomics*

Benjamin DJ, Cesarini D, Chabris CF, Glaeser EL, Laibson DI, Guðnason V, Harris TB, Launer LJ, Purcell S, Smith AV, Johannesson M, Magnusson PK, Beauchamp JP, Christakis NA, Atwood CS, Hebert B, Freese J, Hauser RM, Hauser TS, Grankvist A, Hultman CM, Lichtenstein P.

Annu Rev Econom. 2012 Jul 1;4:627-662. Epub 2012 Jun 18.


Born to Lead? A Twin Design and Genetic Association Study of Leadership Role Occupancy.

De Neve JE, Mikhaylov S, Dawes CT, Christakis NA, Fowler JH.

Leadersh Q. 2013 Feb;24(1):45-60. Epub 2012 Sep 10.


A random world is a fair world.

Fowler JH, Christakis NA.

Proc Natl Acad Sci U S A. 2013 Feb 12;110(7):2440-1. doi: 10.1073/pnas.1222674110. Epub 2013 Jan 28. No abstract available.


The evolution of homophily.

Fu F, Nowak MA, Christakis NA, Fowler JH.

Sci Rep. 2012;2:845. doi: 10.1038/srep00845. Epub 2012 Nov 13.

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